Lyndon Johnson actually said...
By virtue of the authority vested in me by subsection (f) of Section 303 of the Government Employees Salary Reform Act of 1964, and as President of the United States, Section 2 of Executive Order No. 11248 of October 10, 1965, is amended by adding thereto the following:(3) Comptroller, Department of Health, Education, and Welfare.
Context
Executive Order 11251—Placing an Additional Position in Level V of the Federal Executive Salary Schedule
10/18/1965